This is a variation of the original author's modeling to match the printer base.
There is also a modeling on the other side.
Ender 3 v3 SE Right bucket by Haro | Download free STL model | Printables.com
This is what it looks like when you mount both sides.
2023/11/28 Update
The author remixed this model.
I modified the shape to match the lower frame of the printer.